<p><b>Union Public Safety Department</b></p><p>A Union man was airlifted from Wallace Thomson Hospital to Spartanburg Regional Medical Center after he was stabbed.</p><p>The victim was taken to Wallace Thomson's emergency center with a stab wound to his upper left chest, according to an incident report. He told police that he did not know the man who stabbed him.</p><p>Police also spoke to the victim's girlfriend. She said they were walking on Chambers Avenue at 6:40 p.m. Thursday when a man approached and began fighting the victim, the report states.</p><p>The victim had to be airlifted to Spartanburg Regional Medical Center due to his injuries, the report states.</p>